Home / 18,083.45-24,957.82-11,008.55

Finding the Fourth Proportional to 18,083.45, 24,957.82 and 11,008.55

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Solution

The fourth proportional to 18,083.45, 24,957.82 and 11,008.55 is: 15,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.45 : 24,957.82 = 11,008.55 : x
  2. Step 2: Convert to fraction form
    18,083.45/24,957.82 = 11,008.55/x
  3. Step 3: Cross multiply
    18,083.45x = 24,957.82 × 11,008.55
  4. Step 4: Simplify right side
    18,083.45x = 274,749,485.52
  5. Step 5: Solve for x
    x = 274,749,485.52/18,083.45
  6. Step 6: Final answer
    x = 15,193.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.